000
00262nam a2200121Ia 4500
008
220201s1962 xx 000 0 eng d
082
_a
624.1042
_b
DUT
100
_a
Dutta, BN
245
0
_a
Estimating & costing
260
_c
1962
300
_a
524
942
_2
ddc
999
_c
71590
_d
71590